medium Set 42 Form Exercise

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 14] → [6, 6, 8] → [_, 3, 3, _]

Show answer

Answer: Row4[4]=5, Row1[1]=26, Row4[1]=3, Row2[1]=12

SubType
number-pyramid
Difficulty
medium
Levels
  • [26]
  • [12,14]
  • [6,6,8]
  • [3,3,3,5]
Base
  • 3
  • 3
  • 3
  • 5
TopValue
26
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":0,"c":0,"v":26}
  • {"r":3,"c":0,"v":3}
  • {"r":1,"c":0,"v":12}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [33, 29] → [19, _, 15] → [_, _, 5, 10]

Show answer

Answer: Row4[1]=10, Row3[2]=14, Row1[1]=62, Row4[2]=9

SubType
number-pyramid
Difficulty
medium
Levels
  • [62]
  • [33,29]
  • [19,14,15]
  • [10,9,5,10]
Base
  • 10
  • 9
  • 5
  • 10
TopValue
62
HiddenCells
  • {"r":3,"c":0,"v":10}
  • {"r":2,"c":1,"v":14}
  • {"r":0,"c":0,"v":62}
  • {"r":3,"c":1,"v":9}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [48] → [26, 22] → [_, _, 9] → [4, 9, _, _]

Show answer

Answer: Row4[3]=4, Row3[2]=13, Row4[4]=5, Row3[1]=13

SubType
number-pyramid
Difficulty
medium
Levels
  • [48]
  • [26,22]
  • [13,13,9]
  • [4,9,4,5]
Base
  • 4
  • 9
  • 4
  • 5
TopValue
48
HiddenCells
  • {"r":3,"c":2,"v":4}
  • {"r":2,"c":1,"v":13}
  • {"r":3,"c":3,"v":5}
  • {"r":2,"c":0,"v":13}

Number Pyramid: Each block equals the sum of the two blocks below it. Fill the missing values. Pyramid (top to bottom): [_] → [_, 30] → [10, _, 13] → [1, 9, 8, _]

Show answer

Answer: Row4[4]=5, Row2[1]=27, Row1[1]=57, Row3[2]=17

SubType
number-pyramid
Difficulty
medium
Levels
  • [57]
  • [27,30]
  • [10,17,13]
  • [1,9,8,5]
Base
  • 1
  • 9
  • 8
  • 5
TopValue
57
HiddenCells
  • {"r":3,"c":3,"v":5}
  • {"r":1,"c":0,"v":27}
  • {"r":0,"c":0,"v":57}
  • {"r":2,"c":1,"v":17}